This free video is for class 10 students who are going to give their term 2 exams in April in In this video I will be simplifying some concepts of arithmetic progression that will help students in their upcoming exams .students of class 9 can also watch this free class .in this class we will first understand the formula related to the term of an A.p.then we will be solving some questions on that concept keeping in view the sample paper provided by CBSE and we will practice as many questions possible on this concept within our time frame .after that we will be discussing some of the term and it's relation with the nth term of an A.P we will be then discussing the questions first to find the sum of nth term .there are two formulas mainly used to find the sum.